220137346

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 405409536

約数和(自身を除く): 185272190

約数列:

[1, 2, 11, 13, 22, 26, 37, 71, 74, 142, 143, 286, 293, 407, 481, 586, 781, 814, 923, 962, 1562, 1846, 2627, 3223, 3809, 5254, 5291, 6446, 7618, 10153, 10582, 10841, 20306, 20803, 21682, 28897, 34151, 41606, 41899, 57794, 68302, 83798, 119251, 140933, 228833, 238502, 270439, 281866, 375661, 457666, 540878, 751322, 769711, 1539422, 1550263, 2974829, 3100526, 5949658, 8466821, 10006243, 16933642, 20012486, 110068673, 220137346]

約数ペア:

[(1, 220137346), (2, 110068673), (11, 20012486), (13, 16933642), (22, 10006243), (26, 8466821), (37, 5949658), (71, 3100526), (74, 2974829), (142, 1550263), (143, 1539422), (286, 769711), (293, 751322), (407, 540878), (481, 457666), (586, 375661), (781, 281866), (814, 270439), (923, 238502), (962, 228833), (1562, 140933), (1846, 119251), (2627, 83798), (3223, 68302), (3809, 57794), (5254, 41899), (5291, 41606), (6446, 34151), (7618, 28897), (10153, 21682), (10582, 20803), (10841, 20306)]